RHS 260x180x8.2 Açotubo · Weight & Dimensions

Açotubo, cold-formed sections · Rectangular Hollow Section

Rectangular Hollow Sections (RHS) are tubular profiles with excellent torsional resistance and aesthetic appeal. Used for columns, trusses, and exposed structural elements.

Also known as: PTR 260x180 (México) · Caño estructural 260x180 (Argentina)

The RHS 260x180x8.2 steel profile weighs 53.2 kg/m (35.73 lb/ft), has a depth of 260 mm (10.24 in), flange width 180 mm (7.09 in). Cross-sectional area: 6,773.882 mm². Moment of inertia Ix = 6,370.757 cm⁴, Iy = 3,611.752 cm⁴.

Cross-section (not to scale)

Dimensions

Property	Metric	Imperial
Depth (h)	260 mm	10.24 in
Width (b)	180 mm	7.09 in
Thickness (t)	8.2 mm	0.32 in
Fillet radius (r)	16.4 mm	0.65 in
Weight	53.2 kg/m	35.73 lb/ft

Section Properties

Property	Metric	Imperial
Area (A)	6,773.88 mm²	10.500 in²
Moment of inertia (Ix)	6,370.76 cm⁴	153.06 in⁴
Moment of inertia (Iy)	3,611.75 cm⁴	86.77 in⁴
Elastic section modulus (Sx)	490.06 cm³	29.905 in³
Elastic section modulus (Sy)	401.31 cm³	24.489 in³
Plastic section modulus (Zx)	592.71 cm³	36.170 in³
Plastic section modulus (Zy)	460.7 cm³	28.114 in³
Radius of gyration (rx)	9.7 cm	3.818 in
Radius of gyration (ry)	7.3 cm	2.875 in